Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during rear coil spring removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model:)

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Rear wheel alignment adjustment

Perform system variant learning and acceleration sensor zero point calibration.

  • VSC disabled or malfunctioning
  • DTCs are output
  • Slip indicator light illuminated
  • ABS warning light illuminated

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement.)

  • Measure ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Intelligent Clearance Sonar System
  • Intuitive Parking Assist System

Rear television camera assembly optical axis adjustment (Back camera position setting)

Parking Assist Monitor System

for Initialization

for Calibration

  • Parking assist ECU initialization
  • Adjust steering angle
  • Television camera assembly optical axis adjustment (Back camera position setting)

Panoramic View Monitor System

for Initialization

for Calibration

Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model:)

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Rear wheel alignment adjustment

  1. Clear zero point calibration data.
  2. Perform yaw rate and acceleration sensor zero point calibration.
  • DTCs are stored
  • ABS warning light illuminates
  • Brake warning light / yellow (minor malfunction) illuminates
  • Slip indicator light illuminates
  • VSC disabled or malfunctions

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement.)

  • Measure ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Intelligent Clearance Sonar System
  • Intuitive Parking Assist System

Rear television camera assembly optical axis adjustment (Back camera position setting)

Parking Assist Monitor System

for Initialization

for Calibration

  • Parking assist ECU initialization
  • Adjust steering angle
  • Television camera assembly optical axis adjustment (Back camera position setting)

Panoramic View Monitor System

for Initialization

for Calibration

HINT:

  • Use the same procedure for the RH side and LH side.
  • The following procedure is for the LH side.

PROCEDURE

1. REMOVE REAR WHEEL

Click here

2. REMOVE NO. 2 FLOOR UNDER COVER (for Gasoline Model)

(a) for LH Side:

Click here

3. REMOVE NO. 1 FLOOR UNDER COVER (for Gasoline Model)

(a) for RH Side:

Click here

4. REMOVE REAR STABILIZER LINK ASSEMBLY

Click here

5. REMOVE REAR COIL SPRING

(a) Place matchmarks on the No. 2 camber adjust cam, rear suspension toe adjust cam sub-assembly and rear suspension member sub-assembly.

*a

Matchmark

(b) Loosen the nut (rear suspension member sub-assembly side) of the rear No. 2 suspension arm assembly.

NOTICE:

Hold the rear suspension toe adjust cam sub-assembly while rotating the nut.

(c) Using a jack and wooden block, support the rear No. 2 suspension arm assembly.

NOTICE:

  • When jacking up the rear No. 2 suspension arm assembly, be sure to jack it up slowly.
  • Make sure to perform this operation with the vehicle kept as low as possible.

*a

Wooden Block

*b

Jack

(d) Remove the bolt and nut, and separate the rear No. 2 suspension arm assembly from the rear axle carrier sub-assembly.

NOTICE:

Because the nut has its own stopper, do not turn the nut. Loosen the bolt with the nut secured.

(e) Slowly lower the rear No. 2 suspension arm assembly, and then remove the rear coil spring.

6. REMOVE REAR UPPER COIL SPRING INSULATOR

(a) Remove the rear upper coil spring insulator from the vehicle.

7. REMOVE REAR LOWER COIL SPRING INSULATOR

(a) Remove the rear lower coil spring insulator from the rear No. 2 suspension arm assembly.

    Installation

    Rear Lower Arm

    See More:

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